HIAS
SERIES
TM
PHYSICAL CONFIGURATION
Surface Mount Wire Wound Resistors
TYPES : H1M & H2M
0.5 (max.)
L
0.5 (min.)
D
TYPES : H3AS & H5S
1.5 (min.)
L
P
4.5
(max.)
4.0 + 0.3
D
For the guidance of the Design Engineer our applications laboratory has given the recommended pad size and
geometry which is shown below :-
5.5 + 0.5
P
H3AS & H5S
5.0 + 0.5
H1M & H2M
0.8
2.7 H1M / 5.2 H2M
4.4
3.2 2.3
MOUNTING SPECIFICATIONS
SURFACE MOUNT
SILICONE COATED TYPE
*
D for non-inductive types & for resistance values < 1R0 + 0.8mm allowed.
H-1M 1W 6.5 3.7(+0.3) - R01 1K5 0.5
H-2M 2W 9.0 3.7(+0.3) - R01 2K7 0.6
H-3AS 3W 13.0 5.5(+0.5) 18.0 R01 10K 1.2
H-5S 5W 19.5 6.5(+0.5) 24.5 R01 16K 2.0
P +1.0 min max
RESISTANCE
RANGE
HTR
TYPE
POWER
RATING
at 25°C L +1.0 D*
TYPICAL WT.
PER PC
[gms]
DIMENSIONS (mm)
Alloy Resistance Wire Tinned End Caps. Suitable
For Reflow Soldering
Flame Retardant Silicon Coating
Terminals Suitable
For Reflow Soldering
Flame Retardant Silicon Coating
Terminals Suitable
For Reflow Soldering
Alloy Resistance Wire,
Wound To Specific Parameters
1 & 2W - Silicon Coated Melf Design
2,3,4 & 5W - Tin Plated Terminations
!
!
SURFACE MOUNT
SILICONE COATED TYPE
For the guidance of the Design Engineer our applications laboratory has given the recommended pad
size and geometry which is shown below :-
l
a
b
2WS 4.0 9.5 14.0
4WS 4.0 9.5 17.0
HTR TYPE abl
MOUNTING / ASSEMBLY DATA
A
B
D
EC
Z
SIDE VIEW PROFILE
DIMENSIONS (mm)
HIAS
2WS 2W 12.0 17.0 4.8 0.8 5.0 4.0 R10 5K6 0.95
4WS 4W 15.5 20.0 6.0 0.8 8.0 6.5 R10 12K 1.25
DIMENSIONS (mm)
HTR
TYPE
POWER
RATING
at 25°C A [MAX] B [+1.0] C [MAX] D[+0.05] E [+0.5] Z [+1.0] min max
RESISTANCE
RANGE
TYPICAL WT.
PER PC
[gms]
TM
SURFACE MOUNT
SILICONE COATED TYPE
HIAS
ORDERING INFORMATION
TOLERANCE
RESISTANCE VALUE
HTR TYPE
SERIES
HIAS H3AS 1R0 G
This series has been evolved in order to fill the gap for melf and surface mount resistors in applications
which are too severe for film resistors.
The advantages are superior power to size ratio, higher tolerance to pulse, surge applications & negligible
noise.
TYPICAL APPLICATIONS
ELECTRICAL AND ENVIRONMENTAL CHARACTERISTICS / DATA
Performance Requirements
Test
Resistance tolerance + 10% [K]; + 5% [J]; +3% [H]; + 2% [G]; + 1% [F]
Rated ambient temperature at 25 C full power dissipation 0
derated linearly to zero at 275 C
Insulation resistance > 1000 M dry
> 100 M wet
Di-electric withstanding voltage 500 Volts r.m.s.
Temperature co-efficient of
°
Short time overload D R + [2% + R05]
Ambient operating -40°C to + 155°C
temperature range
+ 60ppm/°C to + 400ppm/°C
resistance (Depending upon resistance value)
TM
